SH0325 Grease Oxidation Stability Tester ASTM D942 High‑Precision Anti‑Oxidation Performance Test Instrument Product Description Equipped with a digital‑display PID temperature controller for precise thermal regulation, this unit delivers stable, repeatable test outcomes critical for lab evaluation. Water pressure is tunable via bypass valve regulation, allowing operators to set water pressure to target working values effortlessly. This lubricant grease water spray resistance